Finding the Fourth Proportional to 239,597,555.07, 358,450,711.87 and 181,472,672.19
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Solution
The fourth proportional to 239,597,555.07, 358,450,711.87 and 181,472,672.19 is: 271,492,789.28
Step by Step Solution
- Step 1: Write the proportion equation
239,597,555.07 : 358,450,711.87 = 181,472,672.19 : x - Step 2: Convert to fraction form
239,597,555.07/358,450,711.87 = 181,472,672.19/x - Step 3: Cross multiply
239,597,555.07x = 358,450,711.87 × 181,472,672.19 - Step 4: Simplify right side
239,597,555.07x = 65,049,008,531,456,648 - Step 5: Solve for x
x = 65,049,008,531,456,648/239,597,555.07 - Step 6: Final answer
x = 271,492,789.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.